include!("exercises/01_hello.rs");
// include!("exercises/02_guessing.rs");
// include!("exercises/03_variables.rs");
// include!("exercises/04_structs.rs");
// mod excercises::mod_test;
const MAX_AGE: u32 = 0;
fn main() {
    say_hello();
    println!("max={}", MAX_AGE);
    // guessing();
    // variables();
    // structs();
    // mod_test::mod_test_fn();
}
